Motorola C139 User Guide - Page 28

change these codes, you should change them: Find it: Press M > Settings > Security > New Passwords You can also change your SIM PIN or Bar Password. If you forget your unlock code: Try entering 1234 or the last four digits of your phone number. If you forget other codes: If you forget your SIM PIN code, PIN2 code, or bar password, contact your service provider. lock & unlock phone You can lock your phone to keep others from using it. To lock or unlock your phone, you need the 4-digit unlock code. To manually lock your phone: Press M > Settings > Security > Phone Lock > Lock Now. To automatically lock your phone whenever you turn it off: Press M > Settings > Security > Phone Lock > Automatic Lock > On. You can set up the time amount before the phone automatically lock. The options are off, 30 seconds, and 1 minute. Press M > Settings > Security > Auto Key Lock. Note: You can make emergency calls on a locked phone (see page 36). A locked phone still rings or vibrates for incoming calls or messages, but you need to unlock it to answer. check battery meter To check your battery meter: 26 basics